Bill Gates is an American business magnate, software developer, investor, and philanthropist.
Christopher Hitchens was an English intellectual, polemicist, and socio-political critic who expressed himself as an author, orator, essayist, journalist, and columnist.
Jordan Peterson is a Canadian clinical psychologist and a professor of psychology at the University of Toronto.
Tim Ferriss is an American entrepreneur, author and podcaster.
Warren Buffett is the chairman and CEO of Berkshire Hathaway.